Articles tagged "Rejection"

2020 American Transplant Congress
Association between Response to Rituximab and Risk of Antibody-Mediated Rejection in ABO-Incompatible Living Kidney Transplantation
Y. Kakuta¹, M. Okumi¹, T. Kanzawa¹, K. Unagami², H. Ishida², K. Tanabe¹
¹Urology, Tokyo Women's Medical University, Tokyo, Japan, ²Organ Transplant Regulation, Tokyo Women's Medical University, Tokyo, Japan
*Purpose: Owing to limited organ availability, ABO-incompatible living kidney transplantation (ABO-ILKT) has been used extensively. Various forms of preconditioning therapies have been used alone or…
2020 American Transplant Congress
B Cell Derived IL-1β and IL-6 Drive Homeostatic T Cell Recovery Following Lymphoablation
S. Hasgur, R. Fan, A. Valujskikh
Inflammation and Immunity, Cleveland Clinic, Cleveland, OH
*Purpose: T cell reconstitution after lymphoablation in allograft recipients may lead to acute rejection and poor graft outcome. Using a mouse model of heart transplantation…
2020 American Transplant Congress
Long Term Graft Outcome after Subclinical Banff Borderline Changes Suspicious for Acute T Cell-Mediated Rejection
A. Han, H. Ko, C. Chung, H. Kim, S. Min, J. Ha
Seoul National University College of Medicine, Seoul, Korea, Republic of
*Purpose: Long term data after Banff borderline changes suspicious for acute T cell-mediated rejection (BDR lesion) are scarce, and hence, there is little evidence to…
2020 American Transplant Congress
Single Cell Profiling of PBMC Identifies Immune Populations Associated with High Risk of Early Acute Rejection
W. Zhang, S. Farouk, Z. Sun, W. Huang, Z. Yi, J. Fu, C. Wei, M. Fribourg-Casajuana, C. He, P. Cravedi, B. Murphy
Icahn School of Medicine at Mount Sinai, New York, NY
*Purpose: Our previous transcriptomic analysis of pre-transplant peripheral blood revealed a 23-gene set predictive of early acute rejection (EAR) post kidney transplant (JCI Insight, 2019).…
2020 American Transplant Congress
Targeted Urine Metabolomics for Monitoring Renal Allograft Injury and Immunosuppression
T. Sigdel, A. Schroeder, J. Y. Yang, R. Sarwal, J. Liberto, M. Sarwal
University of California San Francisco, San Francisco, CA
*Purpose: The purpose of this study was to apply high-throughput metabolomics and machine learning to identify surrogate urine metabolite biomarkers for acute rejection vs. BK…
2020 American Transplant Congress
Molecular Diagnosis and Risk Prediction in BK Virus Nephropathy: Discovery and Multicenter Validation of Novel Intragraft Gene Expression Signatures
B. Adam¹, Z. Kikic², Y. Bouatou³, J. Gueguen³, B. Robin³, G. Reid¹, H. Regele², M. Rabant³, A. Loupy³, M. Mengel¹
¹University of Alberta, Edmonton, AB, Canada, ²Medical University of Vienna, Vienna, Austria, ³Paris Transplant Group, Paris, France
*Purpose: Novel tools are needed to improve diagnosis and risk prediction in BK virus nephropathy (BKVN). This study aimed to assess the utility of intragraft…
2020 American Transplant Congress
The Clinical Usefulness of Preformed C1q-Binding Donor-Specific Antibodies in Kidney Transplantation
S. Lee, E. Ko, B. Chung, C. Yang
Division of Nephrology, Department of Internal Medicine, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea, Republic of
*Purpose: The anti-human leukocyte antigen (HLA) antibodies are well known for risk factor of rejection or allograft loss. Additionally, de novo complement component 1q-binding donor-specific…
2020 American Transplant Congress
Significance of Pathology in Antibody Mediated Rejection in Pediatric Kidney Transplant Recipients on 1 Year Outcomes: Interim Results of the Paramour “Pediatric Renal AMR Outcomes” Study
I. Ashoor¹, A. Jain², R. Garro³, M. Kallash⁴, S. Soloman⁵, K. Twombley⁶
¹LSUHSC and Children's Hospital New Orleans, New Orleans, LA, ²Children's Hospital of Michigan, Detroit, MI, ³Emory University School of Medicine and Children’s Healthcare of Atlanta, Atlanta, GA, ⁴Nationwide Children's Hospital, Columbus, OH, ⁵Maria Fareri Children's Hospital at Westchester Medical Center, Valhalla, NY, ⁶Medical University of South Carolina, Charleston, SC
*Purpose: Little is known about how pathology findings on biopsy correlate with outcomes in pediatric kidney transplant patients with antibody mediated rejection (AMR). We aimed…
2020 American Transplant Congress
Single Center Experience in Using Donor-Derived Cell-Free DNA in Kidney Transplant
P. Homkrailas¹, S. Lee², B. Kandagedon¹, G. Danovitch¹, S. Bunnapradist¹
¹Medicine, Division of Nephrology, Kidney and Pancreas Transplant Programs, UCLA, Los Angeles, CA, ²Department of Pharmacy, UCLA, Los Angeles, CA
*Purpose: While the gold standard for diagnosing allograft rejection in kidney transplant recipients (KTX) continues to be histopathologic evaluation, it has been well recognized that…
2020 American Transplant Congress
Follow Up of Imlifidase (IdeS) Desensitized Kidney Transplant Recipients
S. C. Jordan¹, R. A. Montgomery², T. Lundgren³, C. Legendre⁴, N. Desai⁵, G. Eckerwall⁶, L. Laxmyr⁶, H. Olsson⁶, A. Runström⁶, Å. Schiött⁶, K. Sjöholm⁶, E. Sonesson⁶, L. Winstedt⁶, T. Lorant⁷, C. Kjellman⁶
¹Cedars Sinai Medical Center, Los Angeles, CA, ²NYU Langone Health Transplant Institute, New York, NY, ³Karolinska University Hospital, Stockholm, Sweden, ⁴Hospital Necker & Paris Descartes University, Paris, France, ⁵Johns Hopkins University, Baltimore, MD, ⁶Hansa Biopharma AB, Lund, Sweden, ⁷Uppsala University, Uppsala, Sweden
*Purpose: 46 highly sensitized patients received kidney transplants after desensitization with imlifidase (currently under investigation) across four Phase 2 clinical trials, and 6-month safety and…